html {
	/* 修改根节点默认字体大小 */
	/* font-size: 20px; */
	font-size: 13.3333vw;
}
body{
	background-color: #f2f2f2;
}
.header{
	width: 100%;
	background: url(../img/www8.png) center 0 #FF7252;
	background-size: auto 100%;
	padding: .42rem 0;
}
.header_left{
	width: 48px;
	border: 3px hsla(0,0%,100%,.4) solid;
	border-radius: 50%;
	margin-left: 15px;
}
.header img{
	width: 42px;
	height: 42px;
}
.header_txt{
	font-size: .26rem;
	color: #fff;
	margin-left: 10px;
	margin-top: 10px;
}
.ding{
	width: 100%;
	padding: 10px 20px;
	font-size: .28rem;
	border-bottom: 1px #333 solid;
	background-color: #fff;
}
.main{
	padding: 20px 20px;
	width: 100%;
	background-color: #fff;
}
.main ul{
	display: flex;
	justify-content: space-around;
}
.main li{
	width: 30%;
	text-align: center;
}
.pic1{
	width: .6rem;
	margin: 0 auto;
}
.pic1 img{
	width: .6rem;
}
